defence exam Indian Army Nursing Assistant Mock Test Series 2025 Quantitative Aptitude Time and Work Work Efficiency
Virat can complete a task in 20 days, whereas Anu can complete the same task in 15 days. How long will it take for Virat and Anu to complete the task if they worked together?
1
\(12\frac{1}{7}\) days
2
5 days
3
\(8\frac{4}{7}\) days
4
\(17\frac{1}{2}\) days